<template>

<div class="icons">
  <swiper :options="swiperOption">
  <swiper-slide v-for="(page,index) of pages" :key="index">
  <div class="icon"  v-for="item of page"  :key="item.id">
    <div class="icon-img">
      <img class="icon-img-content" :src="item.imgUrl" alt="">
    </div>
    <p class="icon-desc">{{item.desc}}</p>
  </div>
  </swiper-slide>
  </swiper>
</div>

</template>

<script>
export default {
  name:'HomeIcons',
  props:{
    iconList:Array
  },
  data () {
    return {
      swiperOption: {
        autoplay: false,
        loop: false
      }
    }
  },
  computed: {
    pages() {
      const pages = []
      this.iconList.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang="stylus" scoped>
    @import "~styles/varibles.styl"
    @import "~styles/mixins.styl"
    .icons >>> .swiper-container
      height: 0
      padding-bottom :50%
    .icon
      position :relative
      overflow: hidden
      float :left
      width :25%
      padding-bottom :25%
      height :0
      .icon-img
        position:absolute
        top: 0
        left: 0
        right: 0
        bottom: .44rem
        box-sizing :border-box
        padding-bottom :.1rem
        .icon-img-content
          height :100%
          display: block
          margin: 0 auto
      .icon-desc
        position:absolute
        left: 0
        right: 0
        bottom: 0
        height :.44rem
        line-height:.44rem
        color :$darkColor
        text-align: center
        ellipsis()
</style>
